Bell & Gossett Check-Trol™ Flow Control Flange, Isolation, 1-1/4 in Pipe, 150 psi Maximum, 200 deg F, Steel, Polished Chrome, 4-7/16 in L Dimensions
NPT x Flange connection
Lead free
Valve body is lead-free brass
Ball is chrome plated lead-free brass
Packing is PTFE
Seat ring is PTFE
Stem is lead-free brass
Spring check is nitrile, acetal, stainless steel
Product contains less than 0.25% lead content by weight on wetted surface
Use with following circulator: ecocirc auto and vario, ecocirc XL 20-35, 36-45, 55-45, NRF/NBF/SSF Wet Rotors, Series PL-30, PL-36, PL-55, Series 100, PR and LR